diff --git a/main/src/main/scala/sbt/ScriptedPlugin.scala b/main/src/main/scala/sbt/ScriptedPlugin.scala
index d871b78b6..6cf69a922 100644
--- a/main/src/main/scala/sbt/ScriptedPlugin.scala
+++ b/main/src/main/scala/sbt/ScriptedPlugin.scala
@@ -26,6 +26,10 @@ import Keys._
 import Project._
 
 object ScriptedPlugin extends AutoPlugin {
+
+  // Force Log4J to not use a thread context classloader otherwise it throws a CCE
+  sys.props(org.apache.logging.log4j.util.LoaderUtil.IGNORE_TCCL_PROPERTY) = "true"
+
   object autoImport {
     val ScriptedConf = Configurations.config("scripted-sbt") hide
     val ScriptedLaunchConf = Configurations.config("scripted-sbt-launch") hide